So far this season, the Mavs have tried to pump up excitement for their team by going to two pop culture wells: doing a tie-in with a current pop song (i.e. the Norwegian comedy duo Ylvis’ “The Fox (What Does The Fox Say?)”) and doctoring movie footage (the Hulk gets his Mavs-colored tint on in a scene from “The Avengers”). Not to let too much time pass between viral videos, the Mavs are going to the music well again. This time, they’re offering up a cover of The Beatles’ classic, “All You Need Is Love”, with a version of their own: